diff options
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_dp.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index f1f3b1bb1e89..9ec23860b593 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -2068,9 +2068,10 @@ icl_dsc_compute_link_config(struct intel_dp *intel_dp, int timeslots) { int i, ret; + int output_bpp = intel_dp_output_bpp(pipe_config->output_format, pipe_bpp); /* Compressed BPP should be less than the Input DSC bpp */ - dsc_max_bpp = min(dsc_max_bpp, pipe_bpp - 1); + dsc_max_bpp = min(dsc_max_bpp, output_bpp - 1); for (i = 0; i < ARRAY_SIZE(valid_dsc_bpp); i++) { if (valid_dsc_bpp[i] < dsc_min_bpp) @@ -2111,6 +2112,7 @@ xelpd_dsc_compute_link_config(struct intel_dp *intel_dp, { struct intel_display *display = to_intel_display(intel_dp); u8 bppx16_incr = drm_dp_dsc_sink_bpp_incr(connector->dp.dsc_dpcd); + int output_bpp = intel_dp_output_bpp(pipe_config->output_format, pipe_bpp); u16 compressed_bppx16; u8 bppx16_step; int ret; @@ -2121,7 +2123,7 @@ xelpd_dsc_compute_link_config(struct intel_dp *intel_dp, bppx16_step = 16 / bppx16_incr; /* Compressed BPP should be less than the Input DSC bpp */ - dsc_max_bpp = min(dsc_max_bpp << 4, (pipe_bpp << 4) - bppx16_step); + dsc_max_bpp = min(dsc_max_bpp << 4, (output_bpp << 4) - bppx16_step); dsc_min_bpp = dsc_min_bpp << 4; for (compressed_bppx16 = dsc_max_bpp; |